What was the last city or state ruled by an oligarchy

The Greek city-state was governed by an oligarchy? Oligarchy in the Greek polis. Oligarchy supposes the government of a minority, while democracy supposes the government of many people.

in contrast, the biological controls are self-sustaining, inexpensive and very effective once established. biological control could be used on thousands of golf course acres, improving their biodiversity and quality as wildlife habitat. in the process, the golf industry will be shown to be leaders in an environmental stewardship program of benefit not only to the lands they manage but also to the watersheds in which they exist.

length of the cultivating season was not a problem of new england agriculture